Cheesy Garlic Bread (Crisp, Buttery, and Ready Fast) - Quickie Recipe

Ingredients

• 1/2 cup (113 g) unsalted butter, softened
• 1 tablespoon olive oil
• 4 garlic cloves, finely grated or minced
• 2 tablespoons finely chopped fresh parsley, plus more for serving
• 1/2 teaspoon kosher salt
• 1/4 teaspoon black pepper
• 1/4 teaspoon red pepper flakes, optional
• 1 large Italian or French bread loaf, about 14-16 oz (400-450 g)
• 1 1/2 cups (170 g) shredded low-moisture mozzarella cheese
• 1/3 cup (30 g) finely grated parmesan cheese